大约有 45,065 项符合查询结果（耗时：0.0308秒） [XML]
What is the advantage of GCC's __builtin_expect in if else statements?
...expect(x, 0)) {
foo();
...
} else {
bar();
...
}
I guess it should be something like:
cmp $x, 0
jne _foo
_bar:
call bar
...
jmp after_if
_foo:
call foo
...
after_if:
You can see that the instructions are arranged in such an order that the bar case precedes ...
Asynchronous Process inside a javascript for loop [duplicate]
...d call their callbacks, the value of your loop index variable i will be at its last value for all the callbacks.
This is because the for loop does not wait for an asynchronous operation to complete before continuing on to the next iteration of the loop and because the async callbacks are called s...
How to make a cross-module variable?
The __debug__ variable is handy in part because it affects every module. If I want to create another variable that works the same way, how would I do it?
...
“Insufficient Storage Available” even there is lot of free space in device memory
The total space of my app is 10 MB, and after installation it will take less than 20 MB. In Galaxy Note I , while updating my app, it's saying "Insufficient Storage Available", where there is 214 MB of free space in device memory (internal). It happens even trying to download a new app.
...
What is a segmentation fault?
What is a segmentation fault? Is it different in C and C++? How are segmentation faults and dangling pointers related?
14 A...
How to get a path to a resource in a Java JAR file
...s of the "file" may not be available as a file. Remember you are dealing with classes and resources that may be part of a JAR file or other kind of resource. The classloader does not have to provide a file handle to the resource, for example the jar file may not have been expanded into individual f...
Stored procedure slow when called from web, fast from Management Studio
I have stored procedure that insanely times out every single time it's called from the web application.
7 Answers
...
What is the point of a “Build Server”? [closed]
...
The reason given is actually a huge benefit. Builds that go to QA should only ever come from a system that builds only from the repository. This way build packages are reproducible and traceable. Developers manually building code for anything except their own testin...
Add support library to Android Studio project
... to how an android studio project can be configured, but I can't guarantee it works flawlessly.
In principle, IntelliJ respects the build file and will try to use it to configure the IDE project. It's not true in the other way round, IDE changes normally will not affect the build file.
Since most...
How to use php serialize() and unserialize()
...plex data structure beyond a single run of a script, you need to serialize it. That just means to put the structure into a "lower common denominator" that can be handled by things other than PHP, like databases, text files, sockets. The standard PHP function serialize is just a format to express suc...